SNAP Library , Developer Reference  2013-01-07 14:03:36
SNAP, a general purpose, high performance system for analysis and manipulation of large networks
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util.h
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00001 
00002 
00003 class TGUtil {
00004 public:
00005   static void GetCdf(const TIntPrV& PdfV, TIntPrV& CdfV);
00006   static void GetCdf(const TFltPrV& PdfV, TFltPrV& CdfV);
00007   static void GetCdf(const TIntFltKdV& PdfV, TIntFltKdV& CdfV);
00008   static TIntPrV GetCdf(const TIntPrV& PdfV);
00009   static TFltPrV GetCdf(const TFltPrV& PdfV);
00010 
00011   static void GetCCdf(const TIntPrV& PdfV, TIntPrV& CCdfV);
00012   static void GetCCdf(const TFltPrV& PdfV, TFltPrV& CCdfV);
00013   static void GetCCdf(const TIntFltKdV& PdfV, TIntFltKdV& CCdfV);
00014   static TIntPrV GetCCdf(const TIntPrV& PdfV);
00015   static TFltPrV GetCCdf(const TFltPrV& PdfV);
00016 
00017   static void GetPdf(const TIntPrV& CdfV, TIntPrV& PdfV);
00018   static void GetPdf(const TFltPrV& CdfV, TFltPrV& PdfV);
00019   static void GetPdf(const TIntFltKdV& CdfV, TIntFltKdV& PdfV);
00020 
00021   static void Normalize(TFltPrV& PdfV);
00022   static void Normalize(TIntFltKdV& PdfV);
00023 
00024   static void MakeExpBins(const TFltPrV& XYValV, TFltPrV& ExpXYValV,
00025     const double& BinFactor = 2, const double& MinYVal = 1);
00026   static void MakeExpBins(const TFltKdV& XYValV, TFltKdV& ExpXYValV,
00027     const double& BinFactor = 2, const double& MinYVal = 1);
00028   static void MakeExpBins(const TFltV& YValV, TFltV& ExpYValV, const double& BinFactor = 1.01);
00029   static void MakeExpBins(const TIntV& YValV, TIntV& ExpYValV, const double& BinFactor = 1.01);
00030 };
00031 
00034 class TStrUtil {
00035 public:
00036   static TChA& GetXmlTagVal(TXmlLx& XmlLx, const TChA& TagNm);
00037   static void GetXmlTagNmVal(TXmlLx& XmlLx, TChA& TagNm, TChA& TagVal);
00038   static bool GetXmlTagNmVal2(TXmlLx& XmlLx, TChA& TagNm, TChA& TagVal, const bool& TakeTagNms);
00039   static TChA GetDomNm(const TChA& UrlChA);  // www.cs.cmu.edu
00040   static TChA GetDomNm2(const TChA& UrlChA); // also strip starting www.
00041   static TChA GetWebsiteNm(const TChA& UrlChA); // get website (GetDomNm2 or blog url)
00042   static bool GetNormalizedUrl(const TChA& UrlIn, const TChA& BaseUrl, TChA& UrlOut);
00043   static bool StripEnd(const TChA& Str, const TChA& SearchStr, TChA& NewStr);
00044   
00045   static TChA GetShorStr(const TChA& LongStr, const int MaxLen=50);
00046   static TChA GetCleanStr(const TChA& ChA);
00047   static TChA GetCleanWrdStr(const TChA& ChA);
00048   static int CountWords(const char* CStr);
00049   static int CountWords(const TChA& ChA);
00050   static int CountWords(const TChA& ChA, const TStrHash<TInt>& StopWordH);
00051   static int SplitWords(TChA& ChA, TVec<char *>& WrdV, const bool& SplitOnWs=true);
00052   static int SplitOnCh(TChA& ChA, TVec<char *>& WrdV, const char& Ch, const bool& SkipEmpty=false);
00053   static int SplitLines(TChA& ChA, TVec<char *>& LineV, const bool& SkipEmpty=false);
00054   static int SplitSentences(TChA& ChA, TVec<char *>& SentenceV);
00055   static void RemoveHtmlTags(const TChA& HtmlStr, TChA& TextStr);
00056   static bool IsLatinStr(const TChA& Str, const double& MinAlFrac);
00057   static void GetWIdV(const TStrHash<TInt>& StrH, const char *CStr, TIntV& WIdV);
00058   static void GetAddWIdV(TStrHash<TInt>& StrH, const char *CStr, TIntV& WIdV);
00060   static bool GetTmFromStr(const char* TmStr, TSecTm& Tm);
00061 
00063   static TStr GetStdName(TStr AuthorName);
00065   static void GetStdNameV(TStr AuthorNames, TStrV& StdNameV);
00066 };